var stu_score = {'杨璐':131,
    '王雪':131,
    '韩林霖':127,
    '沙龙逸':123,
    '李鉴学':126,
    '韩雨萌':129,
    '刘帅':116,
    '康惠雯':114,
    '刘钰婷':115};
//查询'王雪'的数据
var score;
//打印添加的数据
console.log('王雪的成绩为：'+score);